As the holidays near closer and closer, you are likely finding yourself in one of two situations: either you’re on the hunt for the perfect gift or you’re in need of a little bit of entertainment ...

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Tech that would otherwise end up in a landfill can see some unique reuse in art, whether it's making a bowl from old records, or turning a CRT into an aquarium.

The heart of this diy metal detector circuit is the CS209A IC. The metal detector is built with one 100µH coil that has 40 mm in diameter and is made of 50 turns/0.4 mm wire. CS209A has one oscillator ...